[Snyk] Fix for 37 vulnerabilities

docs/Gemfile

@@ -1,8 +1,8 @@
 source 'https://rubygems.org'
 
 gem 'uglifier', '3.0.4'
-gem 'jekyll', '2.0.3'
-gem 'jekyll-sitemap', '0.4.1'
-gem 'jekyll-assets'
+gem 'jekyll', '3.9.0'
+gem 'jekyll-sitemap', '0.5.0'
+gem 'jekyll-assets', '>= 2.2.0'
 gem 'github-markdown'
 gem 'html-pipeline'

docs/Gemfile.lock

@@ -1,117 +1,114 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (5.0.0.1)
+    activesupport (5.2.8.1)
       concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (~> 0.7)
+      i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-    addressable (2.3.8)
-    blankslate (2.1.2.4)
-    celluloid (0.16.0)
-      timers (~> 4.0.0)
-    classifier (1.3.4)
-      fast-stemmer (>= 1.0.0)
-    coffee-script (2.4.1)
-      coffee-script-source
-      execjs
-    coffee-script-source (1.10.0)
-    colorator (0.1)
-    concurrent-ruby (1.0.2)
-    execjs (2.7.0)
-    fast-stemmer (1.0.2)
-    fastimage (1.9.0)
-      addressable (~> 2.3.5)
-    ffi (1.9.14)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
+    colorator (1.1.0)
+    concurrent-ruby (1.1.10)
+    em-websocket (0.5.3)
+      eventmachine (>= 0.12.9)
+      http_parser.rb (~> 0)
+    eventmachine (1.2.7)
+    execjs (2.8.1)
+    extras (0.3.0)
+      forwardable-extended (~> 2.5)
+    fastimage (2.2.6)
+    ffi (1.15.5)
+    forwardable-extended (2.6.0)
     github-markdown (0.6.9)
-    hike (1.2.3)
-    hitimes (1.2.4)
-    html-pipeline (2.4.2)
+    html-pipeline (2.14.2)
       activesupport (>= 2)
       nokogiri (>= 1.4)
-    i18n (0.7.0)
-    jekyll (2.0.3)
-      classifier (~> 1.3)
-      colorator (~> 0.1)
-      jekyll-coffeescript (~> 1.0)
+    http_parser.rb (0.8.0)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
+    jekyll (3.9.0)
+      addressable (~> 2.4)
+      colorator (~> 1.0)
+      em-websocket (~> 0.5)
+      i18n (~> 0.7)
       jekyll-sass-converter (~> 1.0)
-      kramdown (~> 1.3)
-      liquid (~> 2.5.5)
-      listen (~> 2.5)
+      jekyll-watch (~> 2.0)
+      kramdown (>= 1.17, < 3)
+      liquid (~> 4.0)
       mercenary (~> 0.3.3)
-      pygments.rb (~> 0.5.0)
-      redcarpet (~> 3.1)
+      pathutil (~> 0.9)
+      rouge (>= 1.7, < 4)
       safe_yaml (~> 1.0)
-      toml (~> 0.1.0)
-    jekyll-assets (1.0.0)
-      fastimage (~> 1.6)
-      jekyll (>= 2)
-      mini_magick (~> 4.1)
-      sass (~> 3.2)
-      sprockets (~> 2.10)
-      sprockets-helpers
-      sprockets-sass
-    jekyll-coffeescript (1.0.1)
-      coffee-script (~> 2.2)
-    jekyll-sass-converter (1.5.0)
+    jekyll-assets (3.0.12)
+      activesupport (~> 5.0)
+      execjs (~> 2.7)
+      extras (~> 0.2)
+      fastimage (~> 2.0, >= 1.8)
+      jekyll (>= 3.5, < 4.0)
+      jekyll-sanity (~> 1.2)
+      liquid-tag-parser (~> 1.0)
+      nokogiri (~> 1.8)
+      pathutil (~> 0.16)
+      sprockets (>= 3.3, < 4.1.beta)
+    jekyll-sanity (1.6.0)
+      jekyll (>= 3.1, < 5.0)
+      pathutil (~> 0.16)
+    jekyll-sass-converter (1.5.2)
       sass (~> 3.4)
-    jekyll-sitemap (0.4.1)
-      jekyll (~> 2.0)
-    kramdown (1.13.0)
-    liquid (2.5.5)
-    listen (2.10.1)
-      celluloid (~> 0.16.0)
-      rb-fsevent (>= 0.9.3)
-      rb-inotify (>= 0.9)
+    jekyll-sitemap (0.5.0)
+    jekyll-watch (2.2.1)
+      listen (~> 3.0)
+    kramdown (2.4.0)
+      rexml
+    liquid (4.0.3)
+    liquid-tag-parser (1.9.0)
+      extras (~> 0.3)
+      liquid (>= 3.0, < 5.0)
+    listen (3.7.1)
+      rb-fsevent (~> 0.10, >= 0.10.3)
+      rb-inotify (~> 0.9, >= 0.9.10)
     mercenary (0.3.6)
-    mini_magick (4.5.1)
-    mini_portile2 (2.1.0)
-    minitest (5.9.1)
-    multi_json (1.12.1)
-    nokogiri (1.6.8.1)
-      mini_portile2 (~> 2.1.0)
-    parslet (1.5.0)
-      blankslate (~> 2.0)
-    posix-spawn (0.3.12)
-    pygments.rb (0.5.4)
-      posix-spawn (~> 0.3.6)
-      yajl-ruby (~> 1.1.0)
-    rack (1.6.5)
-    rb-fsevent (0.9.8)
-    rb-inotify (0.9.7)
-      ffi (>= 0.5.0)
-    redcarpet (3.3.4)
-    safe_yaml (1.0.4)
-    sass (3.4.22)
-    sprockets (2.12.4)
-      hike (~> 1.2)
-      multi_json (~> 1.0)
-      rack (~> 1.0)
-      tilt (~> 1.1, != 1.3.0)
-    sprockets-helpers (1.2.1)
-      sprockets (>= 2.2)
-    sprockets-sass (1.3.1)
-      sprockets (~> 2.0)
-      tilt (~> 1.1)
-    thread_safe (0.3.5)
-    tilt (1.4.1)
-    timers (4.0.4)
-      hitimes
-    toml (0.1.2)
-      parslet (~> 1.5.0)
-    tzinfo (1.2.2)
+    mini_portile2 (2.8.0)
+    minitest (5.16.3)
+    nokogiri (1.13.8)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
+    pathutil (0.16.2)
+      forwardable-extended (~> 2.6)
+    public_suffix (5.0.0)
+    racc (1.6.0)
+    rack (2.2.4)
+    rb-fsevent (0.11.2)
+    rb-inotify (0.10.1)
+      ffi (~> 1.0)
+    rexml (3.2.5)
+    rouge (3.30.0)
+    safe_yaml (1.0.5)
+    sass (3.7.4)
+      sass-listen (~> 4.0.0)
+    sass-listen (4.0.0)
+      rb-fsevent (~> 0.9, >= 0.9.4)
+      rb-inotify (~> 0.9, >= 0.9.7)
+    sprockets (4.0.3)
+      concurrent-ruby (~> 1.0)
+      rack (> 1, < 3)
+    thread_safe (0.3.6)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
-    uglifier (3.0.3)
+    uglifier (3.0.4)
       execjs (>= 0.3.0, < 3)
-    yajl-ruby (1.1.0)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   github-markdown
   html-pipeline
-  jekyll (= 2.0.3)
-  jekyll-assets
-  jekyll-sitemap (= 0.4.1)
-  uglifier
+  jekyll (= 3.9.0)
+  jekyll-assets (>= 2.2.0)
+  jekyll-sitemap (= 0.5.0)
+  uglifier (= 3.0.4)
+
+BUNDLED WITH
+   2.1.4